8273920

素因数分解:

$2^{14}\times 5^1\times {\mathrm{101}}^1$

素因数の和:134

約数の個数: 60

約数和(自身を含む): 20053404

約数和(自身を除く): 11779484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 512, 640, 808, 1010, 1024, 1280, 1616, 2020, 2048, 2560, 3232, 4040, 4096, 5120, 6464, 8080, 8192, 10240, 12928, 16160, 16384, 20480, 25856, 32320, 40960, 51712, 64640, 81920, 103424, 129280, 206848, 258560, 413696, 517120, 827392, 1034240, 1654784, 2068480, 4136960, 8273920]

約数ペア:

[(1, 8273920), (2, 4136960), (4, 2068480), (5, 1654784), (8, 1034240), (10, 827392), (16, 517120), (20, 413696), (32, 258560), (40, 206848), (64, 129280), (80, 103424), (101, 81920), (128, 64640), (160, 51712), (202, 40960), (256, 32320), (320, 25856), (404, 20480), (505, 16384), (512, 16160), (640, 12928), (808, 10240), (1010, 8192), (1024, 8080), (1280, 6464), (1616, 5120), (2020, 4096), (2048, 4040), (2560, 3232)]